Idaho public school districts ranked by total public school enrollment across every school in the county. Counties need at least 3 schools and 1,000 students to qualify.
| # | County | State | Students |
|---|---|---|---|
| 1 | Ada County | ID | 80,006 |
| 2 | Canyon County | ID | 44,048 |
| 3 | Bonneville County | ID | 27,028 |
| 4 | Kootenai County | ID | 23,554 |
| 5 | Twin Falls County | ID | 16,273 |
| 6 | Bannock County | ID | 14,358 |
| 7 | Bingham County | ID | 12,273 |
| 8 | Oneida County | ID | 8,702 |
| 9 | Madison County | ID | 8,022 |
| 10 | Jefferson County | ID | 7,578 |
| 11 | Cassia County | ID | 5,484 |
| 12 | Nez Perce County | ID | 5,240 |
| 13 | Bonner County | ID | 4,835 |
| 14 | Jerome County | ID | 4,673 |
| 15 | Payette County | ID | 4,521 |
| 16 | Elmore County | ID | 4,507 |
| 17 | Minidoka County | ID | 4,267 |
| 18 | Latah County | ID | 4,163 |
| 19 | Blaine County | ID | 3,230 |
| 20 | Franklin County | ID | 3,109 |
| 21 | Gooding County | ID | 3,085 |
| 22 | Gem County | ID | 2,472 |
| 23 | Owyhee County | ID | 2,402 |
| 24 | Fremont County | ID | 2,207 |
| 25 | Teton County | ID | 1,962 |
| 26 | Washington County | ID | 1,748 |
| 27 | Power County | ID | 1,699 |
| 28 | Valley County | ID | 1,657 |
| 29 | Idaho County | ID | 1,647 |
| 30 | Shoshone County | ID | 1,549 |
| 31 | Caribou County | ID | 1,541 |
| 32 | Boundary County | ID | 1,455 |
| 33 | Bear Lake County | ID | 1,417 |
| 34 | Benewah County | ID | 1,341 |
| 35 | Clearwater County | ID | 1,056 |